gpio: tegra186: export MODULE_DEVICE_TABLE

Export MODULE_DEVICE_TABLE since the driver can be built as a module.
Signed-off-by: NMian Yousaf Kaukab <ykaukab@suse.de>
Signed-off-by: NBartosz Golaszewski <bgolaszewski@baylibre.com>

drivers/gpio/gpio-tegra186.c

@@ -894,6 +894,7 @@ static const struct of_device_id tegra186_gpio_of_match[] = {
 		/* sentinel */
 	}
 };
+MODULE_DEVICE_TABLE(of, tegra186_gpio_of_match);
 
 static struct platform_driver tegra186_gpio_driver = {
 	.driver = {